Titus 3:10

"Now I beseech you, brethren, mark them which cause divisions and offences contrary to the doctrine which ye have learned; and avoid them."

"If there come any unto you, and bring not this doctrine, receive him not into your house, neither bid him God speed:"

"And if any man obey not our word by this epistle, note that man, and have no company with him, that he may be ashamed. by...: or, signify that man by an epistle"

"Now we command you, brethren, in the name of our Lord Jesus Christ, that ye withdraw yourselves from every brother that walketh disorderly, and not after the tradition which he received of us."

"Having a form of godliness, but denying the power thereof: from such turn away."

"Idolatry, witchcraft, hatred, variance, emulations, wrath, strife, seditions, heresies,"

"For there must be also heresies among you, that they which are approved may be made manifest among you."

"I would they were even cut off which trouble you."

"I told you before, and foretell you, as if I were present, the second time; and being absent now I write to them which heretofore have sinned, and to all other, that, if I come again, I will not spare:"